Finding the Fourth Proportional to 113,152.79, 156,150.90 and 62,168.81

Step by Step Solution

1. Step 1: Write the proportion equation
   113,152.79 : 156,150.90 = 62,168.81 : x
2. Step 2: Convert to fraction form
   113,152.79/156,150.90 = 62,168.81/x
3. Step 3: Cross multiply
   113,152.79x = 156,150.90 × 62,168.81
4. Step 4: Simplify right side
   113,152.79x = 9,707,714,852.67
5. Step 5: Solve for x
   x = 9,707,714,852.67/113,152.79
6. Step 6: Final answer
   x = 85,792.98